设计一个性能优化的查找表looktable. 问题: 交易程序下单的时候,交易所会返回int64_t order_id, order_id在一天内是时间递增的, 大部分的order生命周期都是短暂,如果order生命结束,对它就失去兴趣了,可以从looktable删掉。 要求:
- 只需要满足一天的需求,order_id范围100万级别。
- insert, erase不要频繁分配内存(比如malloc, new)
- 至少提供一个模板参数T, T可能保存order的相关信息。
Lockless LookTable implemented by C++
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